How to Make Smooth Bevel Curve Without Extra Crease?
Maybe put an additional edge loop close to it, it should attenuate the problem:

If you ever want an alternative that works (but the whole profile is different so it may not be what you want):
Create your pipe with a series of vertices, when you want to curve an angle, bevel the vertex:


Convert to curve, go in the Properties panel &gt; Object Data &gt; Geometry, and bevel: